"Revere the emperor, expel the barbarians" (Assignment)

From the films above you should have gathered that Japan, during the period of the Meiji Restoration, needed to modernize in a very rapid way. To accomplish they resorted to the use of slogans. For example, the one above was a xenophobic response to the presence of foreigners in Japan. More detail follows in this link, Modernization - Brain storm & Slogans